USD316904S - Convex block - Google Patents

Convex block Download PDF

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Publication number
USD316904S
USD316904S US07273874 US27387488F USD316904S US D316904 S USD316904 S US D316904S US 07273874 US07273874 US 07273874 US 27387488 F US27387488 F US 27387488F US D316904 S USD316904 S US D316904S
Authority
US
Grant status
Grant
Patent type
Design
Prior art keywords
convex block
view
elevational view
plan view
front
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US07273874
Inventor
Paul J. Forsberg
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
KEYSTONE RETAINING WALL SYSTEMS Inc 7600 FRANCE AVE SOUTH EDINA MN 55435 A CORP OF
Original Assignee
KEYSTONE RETAINING WALL SYSTEMS Inc 7600 FRANCE AVE SOUTH EDINA MN 55435 A CORP OF
Filing date
Publication date
Grant date

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Description

FIG. 1 is a front perspective view of a convex block showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is an end elevational view, the opposite end being a mirror image thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a front perspective view of a second embodiment of a convex block showing my new design;

FIG. 8 is a top plan view of FIG. 7;

FIG. 9 is a front elevational view of FIG. 7;

FIG. 10 is a bottom plan view of FIG. 7;

FIG. 11 is a side elevational view of FIG. 7, the opposite side being a mirror image thereof;

FIG. 12 is a rear elevational of FIG. 7;

FIG. 13 is a front perspective view of a third embodiment of a convex block showing my new design;

FIG. 14 is a top plan view of FIG. 13;

FIG. 15 is a front elevational view of FIG. 13;

FIG. 16 is a bottom plan view of FIG. 13;

FIG. 17 is an end elevational view of FIG. 13, the opposite end being a mirror image thereof;

FIG. 18 is a rear elevational view of FIG. 13;

FIG. 19 is a front prospective view of a fourth embodiment of the convex block showing my new design;

FIG. 20 is a top plan view of FIG. 19;

FIG. 21 is a front elevational view of FIG. 19;

FIG. 22 is a bottom plan view of FIG. 19;

FIG. 23 is a side elevational view of FIG. 19, the opposite side being a mirror image thereof;

FIG. 24 is a rear elevational view of FIG. 19;

FIG. 25 is a front perspective view of a fifth embodiment of a convex block showing my new design;

FIG. 26 is a top plan view of FIG. 25;

FIG. 27 is a front elevational view of FIG. 25;

FIG. 28 is a bottom plan view of FIG. 25;

FIG. 29 is a side elevational view of FIG. 25, the opposite side being a mirror image thereof; and

FIG. 30 is a rear elevational view of FIG. 25.

Claims (1)

  1. The ornamental design for a convex block, as shown and described.
US07273874 1988-11-21 Convex block Expired - Lifetime USD316904S (en)

Publications (1)

Publication Number Publication Date
USD316904S true USD316904S (en) 1991-05-14

Family

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Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5490363A (en) 1992-10-06 1996-02-13 Anchor Wall Sytems, Inc. Composite masonry block
US5589124A (en) 1989-09-28 1996-12-31 Block Systems, Inc. Method of forming composite masonry blocks
US5704183A (en) 1992-10-06 1998-01-06 Anchor Wall Systems, Inc. Composite masonry block
US5709062A (en) 1992-10-06 1998-01-20 Anchor Wall Systems, Inc. Composite masonry block
US5879603A (en) 1996-11-08 1999-03-09 Anchor Wall Systems, Inc. Process for producing masonry block with roughened surface
US6029943A (en) 1996-11-08 2000-02-29 Anchor Wall Systems, Inc. Splitting technique
US6178704B1 (en) 1996-11-08 2001-01-30 Anchor Wall Systems, Inc. Splitting technique
USD445512S1 (en) 1997-10-27 2001-07-24 Anchor Wall Systems, Inc. Retaining wall block
USD458693S1 (en) 1996-11-08 2002-06-11 Anchor Wall Systems, Inc. Retaining wall block
US20090090077A1 (en) * 2007-10-03 2009-04-09 Sci Materials Retaining wall block and system
US20100132298A1 (en) * 2007-10-03 2010-06-03 Sci Materials Retaining wall block and system
US7823360B1 (en) 2006-05-24 2010-11-02 Jared Cottle Open core building blocks system
USD767045S1 (en) * 2015-05-19 2016-09-20 Buster Timg Curved block model construction component

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
"Paving Stone", publication, Jun. 1984.
Besser Company Bulletin, Feb. 1985.
Besser, "Modular Concrete Block", publication, pp. 18-19, 1984.
Concrete Masonry Pictorial, vol. 33, No. 3, p. 5, 1977.
The Hollow Building Handbook, p. 11, Jan. 1924.

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5827015A (en) 1989-09-28 1998-10-27 Anchor Wall Systems, Inc. Composite masonry block
US5589124A (en) 1989-09-28 1996-12-31 Block Systems, Inc. Method of forming composite masonry blocks
US6142713A (en) * 1989-09-28 2000-11-07 Anchor Wall Systems, Inc. Composite masonry block
US6616382B2 (en) 1989-09-28 2003-09-09 Anchor Wall Systems, Inc. Composite masonry block
US6312197B1 (en) 1989-09-28 2001-11-06 Anchor Wall Systems, Inc. Composite masonry block
US6183168B1 (en) 1989-09-28 2001-02-06 Anchor Wall Systems, Inc. Composite masonry block
US5795105A (en) 1992-10-06 1998-08-18 Anchor Wall Systems, Inc. Composite masonry block
US5711129A (en) 1992-10-06 1998-01-27 Anchor Wall Systems, Inc. Masonry block
US5709062A (en) 1992-10-06 1998-01-20 Anchor Wall Systems, Inc. Composite masonry block
US6113318A (en) 1992-10-06 2000-09-05 Anchor Wall Systems, Inc. Composite masonry block
US5704183A (en) 1992-10-06 1998-01-06 Anchor Wall Systems, Inc. Composite masonry block
US5490363A (en) 1992-10-06 1996-02-13 Anchor Wall Sytems, Inc. Composite masonry block
US20040028484A1 (en) * 1992-10-06 2004-02-12 Anchor Wall Systems, Inc. Composite masonry block
US6029943A (en) 1996-11-08 2000-02-29 Anchor Wall Systems, Inc. Splitting technique
US5879603A (en) 1996-11-08 1999-03-09 Anchor Wall Systems, Inc. Process for producing masonry block with roughened surface
USD458693S1 (en) 1996-11-08 2002-06-11 Anchor Wall Systems, Inc. Retaining wall block
US6178704B1 (en) 1996-11-08 2001-01-30 Anchor Wall Systems, Inc. Splitting technique
USD445512S1 (en) 1997-10-27 2001-07-24 Anchor Wall Systems, Inc. Retaining wall block
US7823360B1 (en) 2006-05-24 2010-11-02 Jared Cottle Open core building blocks system
US20090090077A1 (en) * 2007-10-03 2009-04-09 Sci Materials Retaining wall block and system
US20100132298A1 (en) * 2007-10-03 2010-06-03 Sci Materials Retaining wall block and system
USD767045S1 (en) * 2015-05-19 2016-09-20 Buster Timg Curved block model construction component

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